Warn if rawvideo and an unreadable pix_fmt are written.

Print an error if a combination of rawvideo and an unusual pix_fmt
that will be impossible to decode are written to avi or mov.
Fixes ticket #3545.

1 files changed, 10 insertions, 0 deletions

diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index 94acc941b3..808a2bc098 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -34,12 +34,14 @@
 #include "libavcodec/get_bits.h"
 #include "libavcodec/put_bits.h"
 #include "libavcodec/vc1.h"
+#include "libavcodec/raw.h"
 #include "internal.h"
 #include "libavutil/avstring.h"
 #include "libavutil/intfloat.h"
 #include "libavutil/mathematics.h"
 #include "libavutil/opt.h"
 #include "libavutil/dict.h"
+#include "libavutil/pixdesc.h"
 #include "hevc.h"
 #include "rtpenc.h"
 #include "mov_chan.h"
@@ -1009,6 +1011,7 @@ static int mov_get_rawvideo_codec_tag(AVFormatContext *s, MOVTrack *track)
 {
     int tag = track->enc->codec_tag;
     int i;
+    enum AVPixelFormat pix_fmt;
 
     for (i = 0; i < FF_ARRAY_ELEMS(mov_pix_fmt_tags); i++) {
         if (track->enc->pix_fmt == mov_pix_fmt_tags[i].pix_fmt) {
@@ -1019,6 +1022,13 @@ static int mov_get_rawvideo_codec_tag(AVFormatContext *s, MOVTrack *track)
         }
     }
 
+    pix_fmt = avpriv_find_pix_fmt(avpriv_pix_fmt_bps_mov,
+                                  track->enc->bits_per_coded_sample);
+    if (tag == MKTAG('r','a','w',' ') &&
+        track->enc->pix_fmt != pix_fmt &&
+        track->enc->pix_fmt != AV_PIX_FMT_NONE)
+        av_log(s, AV_LOG_ERROR, "%s rawvideo cannot be written to mov, output file will be unreadable\n",
+               av_get_pix_fmt_name(track->enc->pix_fmt));
     return tag;
 }